1,2,7,8-Dibenzphenanthrene 1,2:7,8-Dibenzophenanthrene 213-46-7 3,4-Benzchrysene 4-05-00-02724 (Beilstein Handbook Reference) BRN 1912414 Benzo(a)chrysene CCRIS 3964 Dibenzo(a,i)phenanthrene EINECS 205-918-7 NSC 406006 PICENE Pycene beta,beta-Binaphthyleneethene